Commit 9c2cc717 authored by Dmitry Torokhov's avatar Dmitry Torokhov Committed by Bartosz Golaszewski
Browse files

gpiolib: of: add a quirk for reset line for Marvell NFC controller 



The controller is using non-standard "reset-n-io" name for its reset
gpio property, whereas gpiod API expects "<name>-gpios". Add a quirk
so that gpiod API will still work on unmodified DTSes.

Reviewed-by: default avatarDaniel Thompson <daniel.thompson@linaro.org>
Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: default avatarBartosz Golaszewski <bartosz.golaszewski@linaro.org>
parent fbbbcd17

drivers/gpio/gpiolib-of.c

+10 −0
Original line number Diff line number Diff line
@@ -390,6 +390,16 @@ static struct gpio_desc *of_find_gpio_rename(struct device_node *np, 
#if IS_ENABLED(CONFIG_MFD_ARIZONA)

		{ "wlf,reset",	NULL,		NULL },

#endif

#if IS_ENABLED(CONFIG_NFC_MRVL_I2C)

		{ "reset",	"reset-n-io",	"marvell,nfc-i2c" },

#endif

#if IS_ENABLED(CONFIG_NFC_MRVL_SPI)

		{ "reset",	"reset-n-io",	"marvell,nfc-spi" },

#endif

#if IS_ENABLED(CONFIG_NFC_MRVL_UART)

		{ "reset",	"reset-n-io",	"marvell,nfc-uart" },

		{ "reset",	"reset-n-io",	"mrvl,nfc-uart" },

#endif

#if !IS_ENABLED(CONFIG_PCI_LANTIQ)

		/* MIPS Lantiq PCI */

		{ "reset",	"gpios-reset",	"lantiq,pci-xway" },